27440020274 has 16 divisors (see below), whose sum is σ = 41289420480. Its totient is φ = 13676914800.

The previous prime is 27440020261. The next prime is 27440020351. The reversal of 27440020274 is 47202004472.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 27440020274.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1895837 + ... + 1910255.

It is an arithmetic number, because the mean of its divisors is an integer number (2580588780).

Almost surely, 2^27440020274 is an apocalyptic number.

27440020274 is a deficient number, since it is larger than the sum of its proper divisors (13849400206).

27440020274 is a wasteful number, since it uses less digits than its factorization.

27440020274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17345.

The product of its (nonzero) digits is 25088, while the sum is 32.

The spelling of 27440020274 in words is "twenty-seven billion, four hundred forty million, twenty thousand, two hundred seventy-four".